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Appendix C. Acronym Guide

These are acronyms commonly used in the IT industry and appear throughout this guidance.

Common IT Acronyms
Acronym What it stands for
2FA Two Factor Authentication
ACL Access control list
AD (Microsoft’s) Active Directory
AI Artificial intelligence
AP Access point
API Application program interface
ARP Address Resolution Protocol
ATM Asynchronous Transfer Mode
AWS Amazon Web Services
B2B Business to business
B2C Business to consumer
BYOD Bring your own device
BYOT Bring your own technology
CDO Chief data officer
CIO Chief information officer
CIS Center for Internet Security
CISO Chief information security officer
CPO Chief privacy officer
CTO Chief technology officer
DB Database
DLP Data leakage prevention
DMZ Demilitarized zone
DPO Data protection officer
DNS Domain name system
ERP Enterprise resource planning
FTP File Transfer Protocol
GUI Graphical user interface
HTTP Hypertext Transfer Protocol
HTTPS Hypertext Transfer Protocol Secure
IaaS Infrastructure as a Service
IAM Identity and Access Management
ICMP Internet Control Message Protocol
IDS Intrusion detection systems
(The) IIA The Institute of Internal Auditors
ILP Information leakage prevention
IMAP Internet Message Access Protocol
IoT Internet of Things

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